To calculate the reduction in surfaces of pile shaft and pile tip, we have introduced a coefﬁcient called Diameter Reduction !red, which is the ratio of the pile diameter in rock or IGM layer (without casing), to the diameter in the rest of pile body (with casing). The maximum value for this parameter is 0.99=1. Piles Capacity Reference Manual 1 Pile load capacity - calculation methods 85 Case (c) is referred to as the alternative procedure in the Note to EN 1997-1 §7.6.2.3(8), even though it is the most common method in some countries The article is a review of the current problems of the foundation pile capacity calculations. The article considers the main principles of pile capacity calculations presented in Eurocode 7 and other methods with adequate explanations. Two mai Under certain circumstances, piles are driven in granular soils to achieve proper compaction of soil close to the ground surface. These piles are called compaction piles. Equations for Estimating Pile Capacity The ultimate load-carrying capacity Qu of a pile is given by the equation: Point Bearing Capacity, Qp (End or Point Resistance Low initial capacity 3. enlarged hole near ground surface-water may get in and soften clay. 4.ground and pile heaving. 5. Drag down effect from soft upper soils 2Short pile were driven in stiff clay OCR>1 but the long piles penetrated lower soft clay as well R. KHERA 18 PileExmplSolu.doc04/14/03 PileExmplSolu.do

- piles for a foundation and an associated cost savings. The impacts of any revisions, particul arly upon foundation settlement, are evaluated and recommendations for the revision of DM -4 (as amended by SOL 483 -14 -04) are provided. 17. Key Words bridge, bearing pile, foundation, H-pile, pile capacity, pile settlement, yield strength 18
- driving piles, in addition, - on low-compressible soils. To include a low-compression coarse soil and clay solid and semi-solid consistency at E ≥ 50 MPa. The resistance of the soil, with the exception of negative friction forces on the side surface piles-racks in the calculation of the bearing capacity of soil bases o
- 1.4.3 Friction or cohesion piles Carrying capacity is derived mainly from the adhesion or friction of the soil in contact with the shaft of the pile (see fig 1.2). Figure 1-1 End bearing piles Figure 1-2 Friction or cohesion pile 1.4.4 Cohesion piles These piles transmit most of their load to the soil through skin friction. Thi
- Precast/Prestressed Piling: Service Load Interaction Diagram ‐200 ‐100 0 100 200 300 400 500 0.0 10.0 20.0 30.0 40.0 50.0 60.0 Service Axial Loa
- Pile Driving Analyzer (PDA), and developed a fifth method, called the corrected FHWA-Gates. Major emphasis was given to load test results in which predicted capacity could be compared with capacity measured from a static load test. The first collection of load tests compiles results of several smaller load test databases
- ed by one or more of the following methods: static formulas, dynamic formulas, and field load tests. The static formula method relates soil shear strength, as deter
- meyerhof Method - Pile Capacity.xls - Free download as Excel Spreadsheet (.xls), PDF File (.pdf), Text File (.txt) or read online for free. Pile capacity Meyerhof Metho

**Piles** are vertical structural elements which can be driven, bored or drilled. For determining the allowable and ultimate load carrying **capacity** of **pile**, a number of arbitrary or empirical methods. Example Calculations forPile Resistance Analysis andVerifications Note: Some of thefollowing examples weretakenfrom[58]. Furtherexam-ples canbefound in [64]. B1 Determining the Axial Pile Resistances fromStaticPile LoadTests, andUltimateand ServiceabilityLimit State Analyses B1.1Objectives FigureB1.1a. 4. Calculate the effective vertical stress at the depth of the helix; 5. Determine the bearing capacity factor, Nq; 6. Select a Screw-Pile and calculate the area of the helical plate as the full cross sectional area; 7. Use Equation 1.5 to estimate capacity. Note: In some sands, the unit end bearing capacity of deep foundations may reach a limitin Piles Capacity is currently limited to estimate undrained (short-term) pile bearing capacity, since drained (long-term) capacity calculation requires a more advanced approach. Again, we would like to stress that this software has been designed for geotechnical engineers with considerable experience in this ﬁeld and dynamic response of an open-ended pile and the load capacity of pipe piles in general, field pile load tests were performed by Paik et al. (2003) on instrumented open- and closed-ended piles driven into sand. For the open-ended pile, the soil plug length was continuously measured during pile driving, allowing calculation of the incrementa

- The end bearing capacity of pile, Q p in kN, is: Q p = q p A p where A p = area of pile tip (m2) 2.3. Allowable bearing capacity To calculate the allowable bearing capacity of bored pile, the resistance factors should be taken as tabulated in Table 2: The resistance factors in cohesive and cohesionless soils Resistance factors Soil type
- This design example is for end bearing piles that are driven through cohesive soil and tipped out in rock. A resistance factor of 0.70 was used for end bearing in rock based on successful past practice with WEAP analysis and the general direction of Iowa LRFD pile testing and research. This design example presents the procedures to calculate pile
- Lateral Load Capacity of Piles M. T. DAVISSON, Department of Civil Engineering, University of Illinois, Urbana Pile foundations usually find resistance to lateral loads from (a) passive soil resistance on the face of the cap, (b) shear on the base of the cap, and (c) passive soil resistance against the pile shafts. The latter source i
- e the pile foundation configuration for the pile foundations of the more than 6,000 offshore platforms that are now located on the world's continental shelves
- The calculations confirmed that the end bearing contributed very little to the total capacity in the mostly clay profile.For Case Study B, the axial pile capacities for pile penetration depths of 51 m, 39 m and 26 m for the char-acteristic soil profiles and for the different calculation methods are shown in Figure 5.For Case Study C, the axial.
- Ultimate end bearing capacity in clay = Nc × C × pile tip area (Nc = 9). Ultimate end bearing capacity in soft clay = 9 × 120 × π × diameter 2 /4 = 848.2 lbs/per pile. Total ultimate bearing capacity per pile = 76,920 + 848.2 = 77,768 lbs. Total ultimate bearing capacity of the group (assume a group efficiency of 0.8)
- Created Date: 3/9/2004 11:39:42 A

- In that case, once you have the moments and shears from a pile/drilled shaft analysis program (Allpile, L-pile, etc.), there are numerous options for structural analysis programs that will analyze and provide the capacity of a reinforced concrete column, which is what a drilled shaft is for structural design purposes
- PDF | The article is a review of the current problems of the foundation pile capacity calculations. The article considers the main principles of pile... | Find, read and cite all the research you.
- ing the number of piles to support the building
- Pile Capacity Calculations.pdf - Free download as PDF File (.pdf), Text File (.txt) or read online for free
- Download PDF - Pile Capacity Calculations.pdf [klzzmrp3xqlg]. This is a non-profit website to share the knowledge. To maintain this website, we need your help
- the ultimate uplift capacity of pile has to be estimated. We selected the Modified Mazurkiewicz method [5] to estimate the compressive pile capacity, as it can estimate the ultimate uplift capacity consistent with the ultimate uplift capacity of model piles in the laboratory experiment in sandy soil [4]

Lecture 22 : Ultimate pile capacity [ Section 22.1 : Procedure for ultimate pile capacity : Static analysis ] Piles in clays The ultimate load capacity of the pile is estimated by, In clays, ; thus,-----(6) is the undrained cohesion at the base of the pile is the bearing capacity factor for deep foundation, generally taken as capacity of pile groups in cohesionless soil is equal to the number of piles times the ultimate bearing capacity of an individual pile, provided the pile spacing is not less than three pile diameters * described in Section 9*.7.1.1c to calculate the ultimate pile capacity and the allowable design load for a 12.75 inch O.D. closed end pipe pile driven into the soil profile described below. The trial pile length for the calculation is 63 feet below the bottom of pile cap excavation which extends 3 feet below grade The bearing capacity of bored cast-in-place piles should be obtained from test loadings or in accordance with Item 3.811. Alternatively, the safe load may be estimated from the known bearing capacity of other piles of similar dimensions and deriving their resistance from the same strata. In practice, piles are often driven into a succession o Prediction of pile capacity was performed on sixty piles, however, the statistical analyses and evaluation of the prediction methods were conducted based on the results of thirty five friction piles plunged (failed) during the pile load tests

- Ultimate Pile Load Capacity Shaft Resistance. 3 Shaft Capacity in Clay (Alpha Method) Shaft Capacity in Clay (Alpha Method) 4 Shaft Capacity in Clay (Alpha Method) Soft-stiff clay Adhesion factors. 5 Nature of variation of undrained shear strength (c u) with time around a pile driven into soft cla
- of sheet-pile wall .Though produced by a different working method, the use of cold-bent steel sheet pile is similar to that of hot rolled steel sheet pile while their scopes of application are different to some extent. Throughout the years, cold bent steel sheet piles have been widely used, and broad operation experienc
- Key words: pile load capacity calculation, Eurocode 7, a-method and ¡— method, direct methods based on CPTu data. 1. INTRODUCTION. Piles can be either driven or cast in place. Pile driving is achieved by: impact dynamic forces from hydraulic and diesel hammers; vibration or jacking. Concrete and steel piles are most common
- Examples of pile capacity computations are presented in Appendix D. 1-4. Definitions. a. Pile Foundation. In this manual, a pile foundation will be broadly described as one in which the following is true of the piles: (1) Piles are driven, not drilled
- bearing piles. Piles are 80 cm in diameter and spaced at 2m center to center in either direction. Pile group carries a vertical load of 5000 kN including the weight of the pile cap. Use 2:1(V:H) pressure distribution and divide the layer into two equal layers. Solution Stress distribution begins at the bottom of the pile group in stiff clay media

HeliCAP® v2.0 Helical Capacity Design Software • Microsoft Windows Based Bearing, Uplift, and Friction Capacity Software • 4 Types of Helical Applications-Compression, Tension, Tiebacks, and Soil Screws • Within those applications can also calculate friction capacity of a grout column or steel pipe shaft. New • Based on soil and anchor. assist in determining torque and, ultimately, the calculation of pile capacity. These devices range from simple pressure gauges to more sophisticated electronic data acquisition systems. A few of those devices are presented below. Dual hydraulic pressure gauges can be used to measure th

- Lateral Capacity • deflection • combined stress • group effect - Buckling Axial Displacement a few reminders ♦Consider compatibility with existing fdtifoundation ♦Elastic shortening of the pile - Length (elastic) is not the total length installed ♦Creep - Structural not an issue, cohesive soils may be an issuesoils may be. How to calculate the ultimate load-carrying capacity of a single pile Load-Carrying Capacity Evaluating the ultimate load-carrying capacity of a single pile is one of the most important aspects of pile design, and can sometimes be complicated. This article will walk through the governing equations for single pile design as well as an example ** 4**. Evaluate soil bearing capacity - the factor of safety is considered here 5. Determine footing size - these calculations are based on working loads and the allowable soil pressure 6. Calculate contact pressure and check stability 7. Estimate settlements 8. Design the footing structure - design for the material based on applicable structura

Screw pile axial capacity calculations may be performed using indirect (theoretical) methods, direct methods, or empirical methods. Indirect or theoretical methods, although involving some degree of empiricism, are based on established equations of bearing capacity and skin friction used to describe the behaviour of piles and buried. Based on a comparison of pile capacity predictions using different method, recommendations are made. A new method is proposed to calculate the ultimate capacity of the pile from pile load test data. The ultimate capacity of the bored piles predicted using the proposed method appears to be reliable and compares well to different available methods test (PCPT), are the most widely used in situ sounding tests to predict pile capacity. This research report compared eight CPT-based and three PCPT-based methods for potential application of the best performer(s) by the NebraskaDepartment of Transportation (NDOT)to predict pile capacity. Several statistical as well a Qu - Ultimate geotechnical capacity of the pile. Qp - Ultimate end bearing of the pile. Qs - Ultimate skin friction of pile. The allowable capacity (Qall) can be calculated as. Qall = Qu / FoS. FoS - Factor of Safety; varies 2.5 -4. Further, there are different methods to calculate the allowable capacity of the pile

- basis of all 'static' calculations of pile carrying capacity. The basic equation is: d R c = R bd + R s, (2) where R c,d represents the total load carried at the pile head, which is the summation of base and shaft resis-tances. The base and shaft resistances, in turn, are th
- In each case, the peak pile load will occur at the neutral plane (above the NP, load accumulates, below the NP the load sheds). STEP 4: Calculate the dragload using NP methods: the provided graphs OR use the rigorous methods related to pile and soil movement compatibility OR methods related to % tip mobilization
- There are different methods available for designing piles. In all the methods, skin friction and end bearing calculations are done in the design of piles. If we can calculate the above parameters, we can easily evaluate the capacity of the pile. Calculation of negative skin friction and normal skin friction of soil is not considered in this post
- aspects of pile construction, particularly for open bored piles in clay, and should be recorded. 2. The clay is a substantial thickness and is a high plasticity material, e.g. not the lower sandy horizons. Presence of sandy layers will potentially result in seepages, lower alpha values and be detrimental to the pile base. 3
- The use of a probabilistic approach for pile design is described and its importance is discussed. The paper illustrates the effect of the uncertainties in pile capacity analysis methods on the reliality of a design. Suggestions are made for the value of model uncertainty to use with different analysis methods
- Calculate the required pile length to accommodate the factored load. Ignore resistance provided by scourable material. Contractor's Target LOAD TRANSFER The ultimate pile capacity is typically expressed as the sum of the shaft and toe resistances: Q u = R s + R t This may also be expressed in terms of unit resistances: Q u = f s A s + q.

Civil engineering | study(វិស្វករសំណង់ កូនខ្មែរ 4.6.4 Pile capacity calculation methods. API RP2A (2007) presents new methods for calculating pile capacity based on the CPT. As it is presented as a simple method for assessing pile capacity in cohesionless soils, this method is recommended in previous editions of API RP2A-working stress design (WSD). Changes were made to previous editions Vertical Load Bearing Capacity Of Pile Calculations: From analysis of structure, it is found that maximum axial load in working condition is 2932kN. Pile capacity is checked for above value of axial load required to be transmitted. Bearing capacity of piles is calculated as per procedure given in Appendix B IS: 2911-1979 part 1/section- II. A recent study has determined that 52% of all bridge driven pile foundations are H-Piles (Paikowsky, 2000). As a result of the increase in the use of H-Piles, it became apparent that their design is difficult due to a limited acccy of the methods used ura for predicting H-Piles capacity

This is part-13 of Course for 10 Storied Building Design. Watch Pile Capacity Calculation using SPT & Pile Arrangement.PILE CAPACITY CALCULATION EXCEL-https:.. The foundation is the basis of the building, and its correct calculation is the basis of the longevity of the whole building. In order to calculate the required number of screw piles, their width and other parameters necessary for the construction of the foundation, it is necessary to follow a verified standardized method the lateral capacity of pile foundations in soil is the finite difference method and the Broms method as outlined by Bengt B. Broms (1963). Lateral resistance can also be provided by passive earth pressure against the structural elements of the foundation. The resisting elements of the structure include the pile cap, grade beams, and stem. ** 3**.3.1 Pile Capacity Table** 3**-2 provides compression strength parallel-to-the-grain as a function of the specified pile tip circumference (ASTM D25). The allowable values are only applicable when the pile tip circumference is specified in accordance with ASTM D25. The values presented in Table** 3**-2 do not consider buckling capacity of timber piles

Pile is an intuitive program for single pile analysis (vertical/horizontal bearing capacity, pile settlement). Try it for free, without analysis restrictions VERTICAL AND BATTER PILES 16.1 INTRODUCTION When a soil of low bearing capacity extends to a considerable depth, piles are generally used to transmit vertical and lateral loads to the surrounding soil media. Piles that are used under tall chimneys, television towers, high rise buildings, high retaining walls, offshore structures, etc. are. Pile group capacity, Q = q 0 X B2 + 4 x B x L x f (Square) Where, Q = ultimate capacity of pile group q 0 = ultimate bearing pressure of footing of area B2 (B = size of pile group) L = Length of pile f = shear resistance Efficiency of Pile Group The efficiency of pile group depends on the following factors: Spacing of piles; Total number of piles in a row and number of rows in a group, an Several commercially available programs were used to perform the calculations described in this chapter. SAP2000 is used to determine the shears and moments in a concrete mat foundation; LPILE, in the analysis of laterally loaded single piles; and spColumn, to determine concrete pile section capacities. 5.1 SHALLOW FOUNDATIONS FOR ** EXCEL spreadsheet calculator of cantilevered sheet-pile wall penetrating sandy soils**. Meyerhof bearing capacity calculator. Footing Design of Shear Wall per ACI 318-14. View all files of Foundation Analysis and Design; Load Calculation; Beam Analysis EXCEL Spreadsheet Wind Loading Calculator Sheet (Per ASCE 7-05 Code) Load Analysis Of A.

Pile load capacity calculation is done to find the ultimate load the pile foundation can support when loaded. It is also known as the bearing capacity of piles. Pile load capacity calculation is done for single pile or a group of piles based on the requirement of number of piles for the given load or size of foundation LATERAL PRESSURES ON SHEET PILE WALLS EARTH PRESSURE THEORIES Earth pressure is the force per unit area exerted by the soil on the sheet pile structure. The magnitude of the earth pressure depends upon the physical properties of the soil, the interaction at the soil-structure interface and the magnitude and character of th

This requires two calculations: A1 + R1 + M1 Combination 1 R4 + A2 + M1/M2 Combination 2 (Use M1 for calculating resistances and M2 for unfavourable actions such as NSF) For Combination 1, partial factors > 1.0 are applied to the actions only - this does not usually control pile lengt 201 Pile Capacity from CPT - 1,300 kb The cone penetrometer test, CPT and CPTu, and its use for determining pile capacity. Several methods employed in current engineering practice are discussed, compared, and applied to a series of case histories. Canadian Geotechnical Journal article. 195 Reflections on Pile Dynamics.pdf - 190 k Oct 23, 2020 - Bored Pile Capacity Calculation Spreadsheet Download Lin

A new method added for calculation of MSF (Idriss 1999 based on Golesorkhi 1989) - fast PDF rendering with much higher quality of charts and images Two more correlations of SPT to pile baring capacity added to NovoSPT.. Examples on: Single **pile** **capacity** 1 Example 2. 1 A concrete **pile** of 45 cm diameter was driven into sand of loose to medium density to a depth of 15m. The following properties are known: (a) Average unit weight of soil along the length of the **pile**, g = 17.5 kN/m 3 , average f = 30°, (b) average Ks = 1.0 and d = 0.75 f Calculate (a) the ultimate.

methods for determining the allowable load bearing capacity of the pile. Keywords: cast in situ piles, design load, load bearing capacity, static design calculation, load settlement curve. I. Introduction variety of measures involves to determine the load bearing capacity of piles that might be either analytical or empirical in nature. The forme Two main schemes for calculation of the bearing capacity of pile were developed. The l* for rigid piles in sand, and the 2nd for deformable piles. The maximum displacements were obtained by the integration: a is the convergence parameter. Integrating (3) with respect to time we obtain For bearing capacity, this is just φ', c', C u and UCS. From Pile design calculations assume shaft friction and end bearing can be considered independently. Design of Piles in Europe 28 -29 April 2016, Leuven, Belgium «TITLE OF THE PRESENTATION -Author» Page 1 o Skin Capacity = Total Capacity - Tip Capacity 13 Pile Integrity: Maximum Compressive Stress The Top and Tip Maximum compressive stresses are a simple calculation that is based on the Maximum force as reported by the sensor at the Top or Tip. If there is no Tip Sensor, then the Ti single piles is necessary to set the stage for the third topic, which is a review of published capacity, 2) deflections should be within acceptable limits, and 3) the structural integrity coefficients that can be used to calculate pile deflections, rotations, and bending moments for various pile-head boundary conditions. Gill and Demars.

1. Downdrag does not reduce the ultimate capacity of a pile 2. Downdrag increases the load in the pile 3. Downdrag increases the settlement of a pile; downdrag is a case where settlement controls the pile design 4. Live loads should not be included in settlement calculations including downdrag General Observation A comparison of friction piles bearing Capacity.pdf - 4.6 MB Comparison of Five Different Methods for Determining.pdf - 4.0 MB field-estimates-pile-capacity.pdf - 278 KB pile design1-das.pdf - 1.2 MB Pile Exmple Solution.pdf - 322 KB Pile Foundation Design -2.pdf - 776 KB Pile Foundation Design.pdf - 1.2 MB Pile Foundations.pdf - 887 KB PILED FOUNDATION DESIGN AND CONSTRUCTION.pdf - 9.5 M factors for the applicable limit states. This information is used to calculate nominal resistance that will be shown in the Pile Data Table on the contract plans. Standard Plan Piles. The Standard Plans, Sheets B2-3 (16 AND 24 CAST-IN-DRILLED-HOLE CONCRETE PILE), B2-5 (PILE DETAILS CLASS 90 AND CLASS 140), and B2-8 (PILE DETAILS CLAS load capacity of a pile to the safe load on the pile. 3.9 Gross Displacement — The total movement of the pile top under a given load. 3.10 Initial Load Test — A test pile is tested to determine the load-carrying capacity of the pile by loading either to its ultimate load or to twice the estimated safe load

Calculate Dynamic Resistance . 37 If driving resistance is low, we often let the pile rest anywhere from a few hours to 7 days. This allow disturbed soil around the pile to 'set-up. When we get back on to the piling, the resistance often increases 50 - 200%. Common practice is to stop driving the pile a foot or tw According the diagram above the volume of the pile is approximately 2000 ft 3. The total mass of the pile can be calculated as. w = (65 lb/ft 3) (2000 ft 3) = 130000 lb. Calculator - Volume of a Coned Pile. The calculator below can be used to calculate volume and mass of a coned pile

proposed method can be used as an alternative for determining the bearing capacity of piles in geotechnical practice. Keywords- Pile, bearing capacity, standard penetration test, SPT, static and dynamic load tests 1. INTRODUCTION The prediction of the axial capacity of piles has been a challenge since the beginning of the geotechnica Pile Foundations: The allowable bearing capacity of socketed piles is given by: q a = q c * N j * N d Where N d = 0.8 + 0.2 h/d h = depth of socket in rock d = diameter of socket Determination of Net Allowable Bearing Pressure from PtTtPressuremeter Test: [] 3 1 q a = γD f +K d P l −γD f Where q a = allowable bearing pressure in t/m 2 Title: Print PileLateralLoadCapacity.tif (5 pages) Author: Administrator Created Date: 5/31/2005 13:32:4 The ultimate load carrying capacity of pile, Q u, consists of two parts. One part is due to friction, called skin friction or shaft friction or side shear denoted as Q s and the other is due to end bearing at the base or tip of the pile toe, Q b. The equation given below is used to calculate the ultimate load carrying capacity.

and loss of bearing capacity. The soldier pile and lagging wall consists of structure H-beams driven into Iflanges the ground with wood lagging installed between the of the beams to retain the soil. With the use of tieback anchors as bracing, they can provide an unobstructed area for construction. The design of the soldier pile and lagging wal calculation method for bored piles described in DS/EN 1997-1 the VC3 consultants required a full scale static load test. The costs are very high for testing a large diameter pile compared with smaller piles. As so the planned ø900 mm piles were shifted to 2xø180 mm concrete piles with 2.5 times less surface area and 12.5 times less toe area = 0.70 to calculate UBV Do not use Maximum UBV per pile Compare UBV to Ultimate Capacity not to Driving Resistance with driving strength loss Provide justification if using a pile larger than required by the Factored Load per Pile Include embedment in pile cap and round up Estimated Pile Length to nearest 5 feet, per BDM 202.2.3.

PILE CAPACITY - TONS 0 40 80 120 160 200 240 280 320 20 LA W W lL Z 40 O IY W Z G W O 0 ATHERaD GRANIT 80 BEDRDC Fig. 2. Assumed pile capacity curve (16-in. prestressed concrete pile). Table 3 indicates practical lengths to be used in selecting pile sizes. These lengths are controlled by the transpor-tation and handling of full length pil-ing Ultimate Capacity of Single Piles The total pile resistance may be split into components from the base and the shaft. Consideration of static equilibrium then gives the ultimate capacity as: P u = P su + P bu - Pile Foundation - Load Carrying Capacity - II: PDF unavailable: 19: Pile Foundation Load Carrying Capacity - III and Settlement Calculation: PDF unavailable: 20: Tension and Lateral Loaded Piles: PDF unavailable: 21: Well Foundation: PDF unavailable: 22: Well Foundation (Contd.) PDF unavailable: 23: Design of Retaining Wall: PDF unavailable: 24. The capacity of a helical anchor/pile is dependent on the strength of the soil, the projected area of the helix plate(s), and the depth of the helix plate(s) below grade. The soil strength can be evaluated by use of various techniques and theories (Clemence, 1985). The projected area is controlled by the size and number of. Effective Pile Width (ft): 0.32 PILE CAPACITY: Compression: C_ultim (kip)= 17.62 F.S.=2: C_allow (kip)= 8.81 Uplift: U_ultim (kip)= 2.04 F.S.=1.5: U_allow (kip)= 1.36 Lateral: Parallel to Pins: L1_allow (kip)= 1.45 Perpendicular to Pins: L2_allow (kip)= 1.45 CALCULATION DATA: Bearing Capacity Factors: Nc=37.20 Nq=22.50 Nr=20.10 Pressure at Base. Settlement calculations are rarely performed when designing a ordinary pile group. When it is, the methods of calculation range from those using simple rules of thumb to those incorporating detailed finite element analysis. While the design of pile capacity is often verified by full-scale field testing